JBL GTO939 Premium 6 x 9 Inches Co-Axial Speaker – Set of 2

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• JBL GTO939 Premium 6 x 9 Inches Co-Axial Speaker – Set of 2
• Carbon-injected Plus One cones for more bass
• Soft-dome tweeters with oversized voice coils for smooth highs
• Dual-level tweeter volume adjustment for personalized listening preference
• Low-impedance, three-ohm speakers for maximum power delivery
• High-quality crossover components for optimal audio experience
• Easy to install and built to endure
• Suitable for car or audio enthusiasts
• Compatible with most factory dimensions
• Available in black color
• Manufactured by Harman Kardon in China on October 1, 2013
• Visit the JBL Store for more information.


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Enhance your driving experience with the impeccable audio quality of the JBL GTO939 Premium 6 x 9 Inches Co-Axial Speakers. Designed to deliver a powerful sonic experience, these speakers are a prime choice for both auto enthusiasts and audiophiles seeking to revolutionize in-car audio.

Key Features:

  • Carbon-Injected Plus One Cones: The innovative cones are larger than others in their class, ensuring they move more air and create substantial bass. With a size of 9 inches, they guarantee impressive performance.
  • High-Impedance Design: Optimized for 3 ohm, these speakers leverage the full potential of your car stereo by making efficient use of every watt available.
  • Soft-Dome Tweeters: The oversized voice coils enable better heat dissipation and high power handling for consistently smooth and fatigue-free highs.
  • Tweeter Volume Adjustment: Comes with a dual-level adjustment to balance the speaker placement, catering to your personal listening taste and the genre of music.
  • Dedicated Crossovers: High-quality 12dB/octave crossover components specifically steer high and low frequencies to the right speakers, enhancing the overall sound quality.
  • Easy Installation & Durable Construction: Perfect for the tough environmental conditions of today’s automobile, these speakers promise longevity along with ease of installation.

Uncompromised Sound Quality

Whether navigating through urban traffic or cruising on the highway, the JBL GTO939 Co-Axial Speakers ensure that every journey you make is accompanied by premium soundtracks. With features to overcome imperfect speaker placements and to resonate with your musical preferences, these speakers stand out as the perfect audio upgrade that meets every need for a passionate car owner.

Indeed, if you are contemplating on enhancing your audio system, the JBL GTO939 set is tailored for you – offering everything from thunderous bass to crystal-clear highs, it has been crafted to elevate the acoustics of your vehicle to the next level.

Specification: JBL GTO939 Premium 6 x 9 Inches Co-Axial Speaker – Set of 2

Product Dimensions

9 x 18 x 6 inches

Item Weight

8.16 pounds

Item model number


Is Discontinued By Manufacturer


Connectivity technologies


Display size

‎2.8 Inches

Other display features




Included Components

A Set Of Speakers With Standard Accessories


Car speakers


Harman Kardon

Country of Origin


Date First Available

October 1, 2013


Visit the JBL Store

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JBL GTO939 Premium 6 x 9 Inches Co-Axial Speaker – Set of 2
JBL GTO939 Premium 6 x 9 Inches Co-Axial Speaker – Set of 2


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